Your reception situation is easy and will receive many channels. I recommend a Antenna Craft , UHF U4000 aimed at about 161 degree magnetic compass , A simple modification to the U4000 antenna is to...

Install the HD7000R antenna and the PA-18 preamp , and the 4 way splitter. If KMCA is not received with 4 tv's connected then remove the 4 way splitter and install a Channelmaster CM3414 distribution...